What are major specialty areas for the field of sonography?

• A. general imaging, echocardiography and vascular imaging
• B. neurosurgery imaging
• C. genetic testing and molecular imaging
• D. sleep study imaging

Answer: (A)

Sonography centers around three major specialty areas: general imaging, echocardiography, and vascular imaging. General imaging covers ultrasound applications across many body regions—abdomen, pelvis, obstetrics, and soft tissues—providing broad diagnostic information. Echocardiography uses ultrasound to visualize the heart, assessing its structure, function, valves, and blood flow. Vascular imaging applies ultrasound to blood vessels, using Doppler to evaluate flow and detect issues like blockages or clots.

Other suggested areas don’t fit as core ultrasound specialties: neurosurgery imaging is dominated by MRI or CT rather than ultrasound as a primary focus; genetic testing and molecular imaging belong to genetics or nuclear/molecular imaging rather than sonography; sleep study imaging isn’t ultrasound-based.